Quick answer: 1 Knot in Foot / Second
1 kn equals 1.68781 ft/s. To convert Knot to Foot / Second, multiply by 1.68781 using the free calculator above — no signup needed.
Speed & Velocity units
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About Speed & Velocity Converter
The Speed & Velocity Converter converts between 6 different units, including Meter / Second, Kilometer / Hour, Mile / Hour (mph), Knot, Foot / Second. The base unit is the Meter / Second, and every other unit on this page is defined as an exact multiple of it. Type any value into the calculator above to convert instantly — free, unlimited, no signup and nothing to install.
Common equivalents: 1 Meter / Second = 3.6 Kilometer / Hour, 2.236936 Mile / Hour (mph), 1.943844 Knot.
Scale of this category: the smallest unit is the Kilometer / Hour (km/h) and the largest is the Mach (Speed of Sound) (M).
Last updated: 2026-09-15
Speed & Velocity conversion factors
| Unit | Symbol | Value in Meter / Second |
|---|---|---|
| Meter / Second | m/s | 1 m/s = 1 m/s |
| Kilometer / Hour | km/h | 1 km/h = 0.277778 m/s |
| Mile / Hour (mph) | mph | 1 mph = 0.44704 m/s |
| Knot | kn | 1 kn = 0.514444 m/s |
| Foot / Second | ft/s | 1 ft/s = 0.3048 m/s |
| Mach (Speed of Sound) | M | 1 M = 340.29 m/s |
Worked Examples
See exactly how the conversion works with real numbers, step by step.
How much is 1 Knot in Foot / Second?
- Multiply 1 by the conversion factor 1.68781
- 1 Knot = 1.68781 Foot / Second
How much is 5 Knot in Foot / Second?
- Multiply 5 by the conversion factor 1.68781
- 5 Knot = 8.439049 Foot / Second
How much is 25 Knot in Foot / Second?
- Multiply 25 by the conversion factor 1.68781
- 25 Knot = 42.195246 Foot / Second
Quick Conversion Reference Table
| Knot (kn) | Foot / Second (ft/s) |
|---|---|
| 1 kn (Knot) | 1.68781 ft/s (Foot / Second) |
| 2 kn (Knot) | 3.37562 ft/s (Foot / Second) |
| 5 kn (Knot) | 8.439049 ft/s (Foot / Second) |
| 10 kn (Knot) | 16.878099 ft/s (Foot / Second) |
| 20 kn (Knot) | 33.756197 ft/s (Foot / Second) |
| 50 kn (Knot) | 84.390493 ft/s (Foot / Second) |
| 100 kn (Knot) | 168.780986 ft/s (Foot / Second) |
| 500 kn (Knot) | 843.904929 ft/s (Foot / Second) |
| 1000 kn (Knot) | 1687.81 ft/s (Foot / Second) |
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FAQ
How much is 1 Knot in Foot / Second?
1 Knot = 1.68781 Foot / Second.
How do I convert Knot to Foot / Second?
Enter your value in Knot into the converter above and the result in Foot / Second appears instantly. 1 kn equals 1.68781 ft/s — just multiply your value by 1.68781.
What is the formula for Knot to Foot / Second?
The formula is: value in Foot / Second = value in Knot × 1.68781. For example, 5 kn × 1.68781 = 8.439049 ft/s.
Is this Knot to Foot / Second converter free and accurate?
Yes. This Knot to Foot / Second converter is 100% free, uses the exact international conversion factor (1.68781), and works on any device with no signup.
How do I convert Foot / Second back to Knot?
To convert back, divide by 1.68781 (or multiply by 0.592484). You can also use our dedicated How Many Knot in 1 Foot / Second? page for instant results.
Do I need to download an app or sign up?
No. The converter runs entirely in your browser — nothing to install, no account, no fees. It even keeps working offline once the page has loaded.
Which Speed & Velocity units are supported?
This converter supports 6 units: Meter / Second, Kilometer / Hour, Mile / Hour (mph), Knot, Foot / Second, Mach (Speed of Sound).